Did you know that Phoenix's nickname is "Valley of the Sun"? The city was built in a valley and is known for its sunny days. Find out more about this fascinating city in Phoenix, part of the American Cities series. American Cities takes young readers on a tour of our capitals and major centers. Each book explores the geography, history, and people that give the featured city its distinctive flair. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slideshows, activities, hands-on experiments, and much more.